抠门儿 kōu ménr
指小气; 吝啬. Stingy; mean; closefisted
例: 他特别抠门儿.如你问他要一毛钱,他多一分都不给你.
He is very stingy. He won’t give one more cent if you want a dime.
Source:http://www.chineseneighbor.com )